Value Per Nutrient Food 1.14 g 100 grams Serine Duck, young duckling, domesticated, White Pekin, leg, meat and skin, bone in, cooked, roasted 1.14 g 100 grams Serine Beef, composite of trimmed retail cuts, separable lean only, trimmed to 0" fat, choice, cooked 1.14 g 100 grams Serine Turkey, fryer-roasters, back, meat and skin, cooked, roasted 1.14 g 100 grams Serine Ostrich, outside strip, cooked 1.14 g 100 grams Serine Beef, brisket, flat half, separable lean and fat, trimmed to 1/8" fat, select, cooked, braised 1.14 g 100 grams Serine Pork, fresh, loin, center rib (chops), boneless, separable lean and fat, cooked, broiled 1.14 g 100 grams Serine Fish, tuna, yellowfin, fresh, cooked, dry heat 1.14 g 100 grams Serine Ostrich, tip trimmed, cooked